A rural village becomes the scene of a violent gun fight and a firearms team fear for their lives after being confronted by an armed man. Two paramedics with the Welsh Ambulance Service are victims of a terrifying attack in Bridgen, and a look inside the Police Treatment Centre in Scotland, a sanctuary for injured officers.

In Taunton, a PCSO is attacked with a pair of scissors trying to apprehend a known prolific offender. Police and paramedics explain the power of bodyworn video. And a former paramedic from the Northern Ireland Ambulance Service reflects on a career responding to traumatic events, including the Omagh bombing in 1998.